Derrymacash Rainfall ForecastUnited KingdomNICraigavonDerrymacashToday 31 Dec30%Thu 1 Jan75%Fri 2 Jan15%Sat 3 Jan15%Sun 4 Jan15%Mon 5 Jan50%Derrymacash rainfall forecast issued today at 12:36 am. Next forecast at approx. 2:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads